(19)

(11)

EP 2 616 798 A2

(12)

(88) Date of publication A3: 24.05.2012 (43) Date of publication: 24.07.2013 Bulletin 2013/30 (21) Application number: 11799182.8 (22) Date of filing: 16.09.2011

(51) International Patent Classification (IPC):  G01N 23/02(2006.01) (86) International application number: PCT/IB2011/002752 (87) International publication number: WO 2012/035440 (22.03.2012 Gazette 2012/12)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME (30) Priority: 17.09.2010 US 384230 P (71) Applicant: Smiths Heimann GmbH 65205 Wiesbaden (DE)	(72) Inventor: SCHOLLING, Axel 65388 Schlangenbad (DE) (74) Representative: Müller-Boré & Partner Patentanwälte  Grafinger Straße 2 81671 München 81671 München (DE)